Analysis

  • max time kernel
    136s
  • max time network
    146s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    01-12-2022 15:46

General

  • Target

    rufus-3.13.exe

  • Size

    1.1MB

  • MD5

    c844fa688f3aafa80790ecd6a204bbb7

  • SHA1

    da498e3e80186ee16620f56a601e19fbdc1f8551

  • SHA256

    ec3136b053bd1559ad7ec1ea104113898093b886bf519e6117b138ef2e691cbb

  • SHA512

    442ab6f55fe3b9b648290d4f4ff6ac6bd3d3fe906936bbb26f7a9b31b52ff02aab6601cf342d3e11f705260585708aff80b45cf40633daf69d41d691d399a4df

  • SSDEEP

    24576:PakG2227tNDajxxTL6vpBedHlDW5nROQ7X1yBhpzAn:CtRwajxFL6vpwdHlcg01yB/z

Score
8/10

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks SCSI registry key(s) 3 TTPs 11 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rufus-3.13.exe
    "C:\Users\Admin\AppData\Local\Temp\rufus-3.13.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2016
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:984
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s fhsvc
      1⤵
        PID:3588

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2016-120-0x0000000001300000-0x0000000001634000-memory.dmp

        Filesize

        3.2MB

      • memory/2016-121-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-122-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-123-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-124-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-125-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-126-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-127-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-128-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-129-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-130-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-131-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-132-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-133-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-134-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-136-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-137-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-135-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-139-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-138-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-140-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-141-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-142-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-143-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-144-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-145-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-146-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-147-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-148-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-149-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-150-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-151-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-152-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-153-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-154-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-155-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-156-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-157-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-158-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-159-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-160-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-161-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-162-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-163-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-164-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-166-0x0000000001300000-0x0000000001634000-memory.dmp

        Filesize

        3.2MB

      • memory/2016-165-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-167-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-169-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-168-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-171-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-170-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-172-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-173-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-174-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-175-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-176-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-177-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-179-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-178-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-181-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-180-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-182-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-183-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-185-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB

      • memory/2016-184-0x0000000076FB0000-0x000000007713E000-memory.dmp

        Filesize

        1.6MB